package com.example.hengjun.operation_oracle.controller;
import com.alibaba.fastjson.JSON;
import org.apache.http.HttpEntity;

import java.io.InputStream;
import java.io.OutputStream;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.util.EntityUtils;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;


public class NewHttpClient {
    public static String doPost(String url, Object myclass) {
        CloseableHttpClient httpClient = HttpClientBuilder.create().build();
        HttpPost posturl = new HttpPost(url);
        String result = null;
        String jsonSting = JSON.toJSONString(myclass);
        StringEntity entity = new StringEntity(jsonSting, "UTF-8");
        posturl.setEntity(entity);
        posturl.setHeader("Content-Type", "application/json;charset=utf8");
        // 响应模型
        CloseableHttpResponse response = null;
        try {
            // 由客户端执行(发送)Post请求
             response = httpClient.execute(posturl);
            // 从响应模型中获取响应实体
            HttpEntity responseEntity = response.getEntity();

            System.out.println("响应状态为:" + response.getStatusLine());
            if (responseEntity != null) {
                System.out.println("响应内容长度为:" + responseEntity.getContentLength());
                System.out.println("响应内容为:" + EntityUtils.toString(responseEntity).equals("1"));
                return "ok";
            }
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                // 释放资源
                if (httpClient != null) {
                    httpClient.close();
                }
                if (response != null) {
                    response.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return null;
    }
    public static String dourl(String url,Object clzz){
        try {
            String jsonString = JSON.toJSONString(clzz);
            URL url1 = new URL(url);
            HttpURLConnection conn = (HttpURLConnection) url1.openConnection();
            //设置允许输出
            conn.setDoOutput(true);
            //设置允许输入
            conn.setDoInput(true);
            //设置不用缓存
            conn.setUseCaches(false);
            conn.setRequestMethod("POST");

            //设置传递方式
            conn.setRequestProperty("contentType", "application/json");
            // 设置维持长连接
            conn.setRequestProperty("Connection", "Keep-Alive");
            // 设置文件字符集:
            conn.setRequestProperty("Charset", "UTF-8");
            //开始请求
            byte[] bytes = jsonString.toString().getBytes();
            //写流
            OutputStream stream = conn.getOutputStream();
            stream.write(bytes);
            stream.flush();
            stream.close();
            int resultCode=conn.getResponseCode();
            if(conn.getResponseCode()==200){
                InputStream inputStream = conn.getInputStream();
                byte[] bytes1 = new byte[inputStream.available()];
                inputStream.read(bytes1);
                //转字符串
                String s = new String(bytes);
                System.out.println(s);
                return s;
            }else {
                //获取响应内容
                int code = conn.getResponseCode();
                String responseMessage = conn.getResponseMessage();
                System.out.println(code);
                String s = String.valueOf(code);
                return "响应状态码是:"+s+"响应内容是：======="+responseMessage;
            }
        } catch (MalformedURLException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }

}